出典:Wiktionary
出典:『Wiktionary』 (2025/12/24 12:10 UTC 版)
From New Latin ūrachus, from Ancient Greek οὐραχός (ourakhós).
出典:Wikipedia
出典:『Wikipedia』 (2011/05/10 12:02 UTC 版)
The urachus is a fibrous remnant of the allantois, a canal that drains the urinary bladder of the fetus that joins and runs within the umbilical cord . The fibrous remnant lies in the space of Retzius, between the transversalis fascia anteriorly and the peritoneum posteriorly.
| ・urachus | |
| ・Bruna | |
| ・space case | |
| ・uptilt | |
| ・tottan | |
| ・bulk solid | |
| ・Sprinkly | |
| ・prostrated | |
| ・decolonially | |
| ・MARIO |